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26477 (2000 AF197)
Classification: Main-belt Asteroid          SPK-ID: 2026477
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2099752156867137 2.8323e-08  
a 2.409251018445525 8.9023e-09 au
q 1.903368016203992 6.9004e-08 au
i 8.857387123704129 5.2554e-06 deg
node 171.0676050512947 2.109e-05 deg
peri 259.8866906790087 2.5108e-05 deg
M 258.1903216469107 1.4049e-05 deg
tp 2459586.785199374677
(2022-Jan-07.28519937)		 5.4223e-05 TDB
period 1365.908173215086
3.74		 7.5706e-06
2.073e-08		 d
yr
n .2635609091880818 1.4608e-09 deg/d
Q 2.915134020687059 1.0772e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1403  
   data-arc span      9953 days (27.25 yr)  
   first obs. used      1993-04-19  
   last obs. used      2020-07-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49448  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:19:45  

Additional Information
 Earth MOID = .940265 au 
 Jupiter MOID = 2.44398 au 
 T_jup = 3.474 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.84   n/a E2021B10  
diameter diameter 4.923 km 0.408 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.105   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

26477 (2000 AF197)          Discovered 2000-Jan-08 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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